Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 423,969
Spirit-Level
Patentee:
Justus A. Traut (exact or similar names) - New Britain, CT

USPTO Classifications:
33/384

Tool Categories:
layout tools : levels : level adjustments

Assignees:
The Stanley Rule & Level Co. - New Britain, CT

Manufacturer:
The Stanley Rule & Level Co. - New Britain, CT

Witnesses:
George W. Traut
F. N. Stanley
John Edwards, Jr.
W. H. Whiting

Patent Dates:
Applied: Dec. 28, 1889
Granted: Mar. 25, 1890

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Ralph Brendler
Description:
This design covers an adjustment mechinism for level vials, which was used on Stanley's high-end levels for many years.

Copyright © 2002-2024 - DATAMP